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A-l HANDGUN
MANUAL NO. 26-4
Page 4-l
SECTION 4
OPERATION
SETUP AND INITIAL OPERATION
A 5
WARNING: Failure to change the circuit breakers in the
gun channels of the System Sentry@ Control Console and
Bulk Melter Series 5000 Units could result in damage to
the guns and/or injury to the operator.
Before using the A-l Handgun with a System Sentry Control Console
or a Bulkmelter, make sure the gun circuit breakers in these units
have been changed. Refer to Section 8 in this manual for the circuit
breaker retrofit part numbers.
Heated guns receive input power from the bulkmelter. The gun will
not extrude material until the entire system reaches application
temperature. Use the following procedure to start up the system:
-
A
WARNING: Wear safety glasses, safety gloves and protec-
tive clothing to prevent injury from hot bulk melter parts,
splashed hot adhesives/sealants
and hot gun surfaces.
A
'I
WARNING: This equipment contains energized electrical
components with potentials that could be fatal. Only qualified
personnel should operate and service this equipment.
1. Start up the bulkmelter system in accordance with the bulkmelter
service manual.
NOTE: The following factors can affect the material output rate from
the handgun nozzle:
l
A change in hydraulic pressure
l
A change in application temperature
l
A change to a lower or higher viscosity material
l
A change in nozzle orifice size
l
A change in hose length
l
A change in the trigger-adjust thumb screw
2. Check the settings and factors which influence the discharge force of
material through the handgun nozzle.
3. Trigger the gun to purge air from the hose and gun.
The system is now ready for operation.
Publication P/N 108 061
0 NORDSON CORPORATION 1993
All Rights Reserved
Issued 3/93
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